swj-dp.tcl (SWD infrastructure #1)

[fw/openocd] / tcl / target / stellaris.cfg

diff --git a/tcl/target/stellaris.cfg b/tcl/target/stellaris.cfg
index b663ce3dc35f22a700b831b66ddf5da42140233f..bfe9087c15017abaeb871c7be688c45340c34650 100644 (file)
--- a/tcl/target/stellaris.cfg
+++ b/tcl/target/stellaris.cfg
@@ -1,5 +1,12 @@
 # TI/Luminary Stellaris LM3S chip family
 
+# Luminary chips support both JTAG and SWD transports.
+# Adapt based on what transport is active.
+source [find target/swj-dp.tcl]
+
+# For now we ignore the SPI and UART options, which
+# are usable only for ISP style initial flash programming.
+
 if { [info exists CHIPNAME] } {
    set  _CHIPNAME $CHIPNAME
 } else {
@@ -18,6 +25,12 @@ if { [info exists CPUTAPID ] } {
    set _CPUTAPID 0x0ba00477
 }
 
+# SWD DAP, and JTAG TAP, take same params for now;
+# ... even though SWD ignores all except TAPID, and
+# JTAG shouldn't need anything more then irlen. (and TAPID).
+swj_newdap $_CHIPNAME cpu -irlen 4 -irmask 0xf \
+       -expected-id $_CPUTAPID -ignore-version
+
 if { [info exists WORKAREASIZE ] } {
    set _WORKAREASIZE $WORKAREASIZE
 } else {